pangram.com · Integrity & Detection
AI text detector for educators and publishers that estimates how much of a document was AI generated, with a free daily word allowance and paid plans.
Pangram is one of 9 integrity and detection tools on TrueIQ. See all integrity and detection tools or how we check facts.
// guides
What is Claudish? The dense style of AI coding agents, what a new study found about why AI text is hard to read, and what it means for spotting AI writing.
How does Turnitin detect AI? It scores overlapping prose segments by sentence. What it skips, why 1 to 19 percent shows an asterisk, and what to do if flagged.
How to detect AI writing: read for the patterns, check facts and sources, run two detectors, ask for drafts, then talk to the writer. A careful method, free.
Originality.ai vs GPTZero in 2026: free limits, prices, what the Epoch AI test found on human and AI text, and which detector fits publishers or teachers.
The RAID benchmark tests AI text detectors on 6 million samples with attacks. What it measures, how to read the leaderboard, and why 99 percent scores mislead.
Does ChatGPT have a watermark? In the EU, yes: OpenAI's textGrain hides a pattern in word choices. How it works, who can detect it, and what it can't prove.
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